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This KB article shows examples on how to apply these two different approaches.`,\"href\":`/ar/resources/support-center/knowledge-base/configuration-settings/about-quotas-and-query-complexity`,\"category\":`Configuration \u0026 settings`,\"tags\":[`Managing Cloud`]},{\"id\":`data-import-export/achieving-atomic-inserts`,\"title\":`Achieving atomic inserts and multi-table consistency in ClickHouse Cloud`,\"description\":`How to load data atomically and keep multiple tables consistent in ClickHouse Cloud without multi-statement transactions, using staging tables and partition-level operations.`,\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/achieving-atomic-inserts`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Ingestion`,`Best Practices`]},{\"id\":`tables-schema/add-column`,\"title\":`Adding a column to a table`,\"description\":`In this guide, we'll learn how to add a column to an existing table.`,\"href\":`/ar/resources/support-center/knowledge-base/tables-schema/add-column`,\"category\":`Tables \u0026 schema`,\"tags\":[`Data Modelling`]},{\"id\":`configuration-settings/alter-user-settings-exception`,\"title\":`Alter user settings exception`,\"description\":`Handing the an exception thrown when altering user settings`,\"href\":`/ar/resources/support-center/knowledge-base/configuration-settings/alter-user-settings-exception`,\"category\":`Configuration \u0026 settings`,\"tags\":[`Settings`,`Errors and Exceptions`]},{\"id\":`materialized-views/are-materialized-views-inserted-asynchronously`,\"title\":`Are Materialized Views inserted synchronously?`,\"description\":`This KB article explores whether Materialized Views are inserted synchronously`,\"href\":`/ar/resources/support-center/knowledge-base/materialized-views/are-materialized-views-inserted-asynchronously`,\"category\":`Materialized views \u0026 projections`,\"tags\":[`Data Modelling`]},{\"id\":`cloud-services/aws-privatelink-setup-for-msk-clickpipes`,\"title\":`AWS PrivateLink setup to expose MSK for ClickPipes`,\"description\":`Setup steps to expose a private MSK via MSK multi-VPC connectivity to ClickPipes.`,\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/aws-privatelink-setup-for-msk-clickpipes`,\"category\":`Cloud`,\"tags\":[`Security and Authentication`,`Managing Cloud`]},{\"id\":`cloud-services/aws-privatelink-setup-for-clickpipes`,\"title\":`AWS PrivateLink setup to expose private RDS for ClickPipes`,\"description\":`Setup steps to expose a private RDS via AWS PrivateLink to ClickPipes.`,\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/aws-privatelink-setup-for-clickpipes`,\"category\":`Cloud`,\"tags\":[`Security and Authentication`,`Managing Cloud`]},{\"id\":`cloud-services/aws-privatelink-vpc-endpoint-service-for-msk-cluster`,\"title\":`خدمة نقطة نهاية AWS PrivateLink VPC لمجموعة MSK`,\"description\":`خطوات الإعداد لكشف مجموعة MSK أمام ClickPipes عبر خدمات نقطة نهاية AWS PrivateLink VPC.`,\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/aws-privatelink-vpc-endpoint-service-for-msk-cluster`,\"category\":`Cloud`,\"tags\":[`Security and Authentication`,`Managing Cloud`]},{\"id\":`data-management/backing-up-a-specific-partition`,\"title\":`Backing up a specific partition`,\"description\":`How can I backup a specific partition in ClickHouse?`,\"href\":`/ar/resources/support-center/knowledge-base/data-management/backing-up-a-specific-partition`,\"category\":`Data management`,\"tags\":[`Managing Data`]},{\"id\":`general-faqs/key-value`,\"title\":`Can I use ClickHouse as a key-value storage?`,\"description\":`Answers the frequently asked question of whether or not ClickHouse can be used as a key-value storage?`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/key-value`,\"category\":`General \u0026 FAQs`,\"tags\":[]},{\"id\":`general-faqs/time-series`,\"title\":`Can I use ClickHouse as a time-series database?`,\"description\":`Page describing how to use ClickHouse as a time-series database`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/time-series`,\"category\":`General \u0026 FAQs`,\"tags\":[]},{\"id\":`queries-sql/pivot`,\"title\":`Can you PIVOT in ClickHouse?`,\"description\":`ClickHouse doesn't have a PIVOT clause, but we can get close to this functionality using aggregate function combinators. 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It is a bug or a result of manual intervention in the ZooKeeper data.`,\"description\":`تشرح هذه المقالة كيفية حل خطأ DB::Exception المتعلق بالأجزاء المتقاطعة في ClickHouse، والذي غالبًا ما يكون ناتجًا عن حالة تسابق أو تدخل يدوي في بيانات ZooKeeper.`,\"href\":`/ar/resources/support-center/knowledge-base/troubleshooting/part-intersects-previous-part`,\"category\":`استكشاف الأخطاء وإصلاحها`,\"tags\":[`Errors and Exceptions`,`System Tables`]},{\"id\":`setup-installation/difference-between-official-builds-and-3rd-party`,\"title\":`الفروق بين إصدارات ClickHouse الرسمية وإصدارات الجهات الخارجية`,\"description\":`افهم الفروق الرئيسية بين إصدارات ClickHouse الرسمية وإصدارات الجهات الخارجية، بما في ذلك التحديثات والتوافق واعتبارات الأمان.`,\"href\":`/ar/resources/support-center/knowledge-base/setup-installation/difference-between-official-builds-and-3rd-party`,\"category\":`الإعداد والتثبيت`,\"tags\":[`Concepts`]},{\"id\":`general-faqs/cost-based`,\"title\":`هل يمتلك ClickHouse محسّنًا قائمًا على التكلفة؟`,\"description\":`يمتلك ClickHouse آليات معينة للتحسين القائم على التكلفة`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/cost-based`,\"category\":`General \u0026 FAQs`,\"tags\":[]},{\"id\":`general-faqs/datalake`,\"title\":`هل يدعم ClickHouse بحيرات البيانات؟`,\"description\":`يدعم ClickHouse بحيرات البيانات، بما في ذلك Iceberg وDelta Lake وApache Hudi وApache Paimon وHive`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/datalake`,\"category\":`General \u0026 FAQs`,\"tags\":[]},{\"id\":`general-faqs/distributed-join`,\"title\":`هل يدعم ClickHouse الـ JOIN الموزع؟`,\"description\":`يدعم ClickHouse الـ JOIN الموزع`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/distributed-join`,\"category\":`General \u0026 FAQs`,\"tags\":[]},{\"id\":`general-faqs/federated`,\"title\":`هل يدعم ClickHouse الاستعلامات الموحدة؟`,\"description\":`يدعم ClickHouse نطاقًا واسعًا من الاستعلامات الموحدة والهجينة`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/federated`,\"category\":`General \u0026 FAQs`,\"tags\":[]},{\"id\":`general-faqs/concurrency`,\"title\":`هل يدعم ClickHouse الاستعلامات المتكررة والمتزامنة؟`,\"description\":`يدعم ClickHouse معدل استعلامات عالٍ وتزامنًا عاليًا`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/concurrency`,\"category\":`General \u0026 FAQs`,\"tags\":[]},{\"id\":`cloud-services/multi-region-replication`,\"title\":`هل يدعم ClickHouse النسخ المتماثل متعدد المناطق؟`,\"description\":`تجيب هذه الصفحة على ما إذا كان ClickHouse يدعم النسخ المتماثل متعدد المناطق`,\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/multi-region-replication`,\"category\":`Cloud`,\"tags\":[]},{\"id\":`general-faqs/updates`,\"title\":`هل يدعم ClickHouse التحديثات في الوقت الفعلي؟`,\"description\":`يدعم ClickHouse التحديثات الخفيفة في الوقت الفعلي`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/updates`,\"category\":`General \u0026 FAQs`,\"tags\":[]},{\"id\":`security/row-column-policy`,\"title\":`هل يدعم ClickHouse الأمان على مستوى الصف والعمود؟`,\"description\":`تعرّف على قيود الوصول على مستوى الصف والعمود في ClickHouse وClickHouse Cloud، وكيفية تطبيق التحكم في الوصول القائم على الأدوار (RBAC) باستخدام السياسات.`,\"href\":`/ar/resources/support-center/knowledge-base/security/row-column-policy`,\"category\":`الأمان والتحكم في الوصول`,\"tags\":[`Security and Authentication`]},{\"id\":`cloud-services/execute-system-queries-in-cloud`,\"title\":`تنفيذ عبارات SYSTEM على جميع العقد في ClickHouse Cloud`,\"description\":\"تعرّف على كيفية استخدام `ON CLUSTER` و`clusterAllReplicas` لتنفيذ عبارات SYSTEM والاستعلامات عبر جميع العقد في خدمة ClickHouse Cloud.\",\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/execute-system-queries-in-cloud`,\"category\":`Cloud`,\"tags\":[`Deployments and Scaling`]},{\"id\":`troubleshooting/count-parts-by-type`,\"title\":`البحث عن أعداد وأحجام الأجزاء الواسعة أو المضغوطة`,\"description\":`توضح هذه المقالة في قاعدة المعرفة كيفية البحث عن أعداد الأجزاء حسب نوع الجزء - واسع أو مضغوط.`,\"href\":`/ar/resources/support-center/knowledge-base/troubleshooting/count-parts-by-type`,\"category\":`استكشاف الأخطاء وإصلاحها`,\"tags\":[`Troubleshooting`]},{\"id\":`troubleshooting/fix-developer-verification-error-in-macos`,\"title\":`إصلاح خطأ التحقق من المطور في macOS`,\"description\":`تعرّف على كيفية حل خطأ التحقق من المطور في MacOS عند تشغيل أوامر ClickHouse، باستخدام إعدادات النظام أو الطرفية.`,\"href\":`/ar/resources/support-center/knowledge-base/troubleshooting/fix-developer-verification-error-in-macos`,\"category\":`استكشاف الأخطاء وإصلاحها`,\"tags\":[`Errors and Exceptions`]},{\"id\":`data-import-export/s3-export-data-year-month-folders`,\"title\":`كيف يمكنني إجراء كتابات مقسّمة حسب السنة والشهر على S3؟`,\"description\":`تعرّف على كيفية كتابة البيانات المقسّمة حسب السنة والشهر إلى حاوية S3 في ClickHouse، باستخدام بنية مسار مخصصة لتنظيم البيانات.`,\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/s3-export-data-year-month-folders`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Export`,`Native Clients and Interfaces`]},{\"id\":`data-import-export/kafka-clickhouse-json`,\"title\":`كيف يمكنني استخدام نوع بيانات JSON الجديد مع Kafka؟`,\"description\":`Learn how to load JSON messages from Apache Kafka directly into a single JSON column in ClickHouse using the Kafka table engine and JSON data type.`,\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/kafka-clickhouse-json`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Formats`,`Data Ingestion`]},{\"id\":`cloud-services/change-billing-email`,\"title\":`كيف أغيّر جهة اتصال الفوترة في ClickHouse Cloud؟`,\"description\":`Let's learn how to change your billing address in ClickHouse Cloud.`,\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/change-billing-email`,\"category\":`Cloud`,\"tags\":[`Managing Cloud`]},{\"id\":`general-faqs/how-do-i-contribute-code-to-clickhouse`,\"title\":`How do I contribute code to ClickHouse?`,\"description\":`ClickHouse is an open-source project developed on GitHub. As customary, contribution instructions are published in CONTRIBUTING file in the root of the source code repository.`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/how-do-i-contribute-code-to-clickhouse`,\"category\":`General \u0026 FAQs`,\"tags\":[`Community`]},{\"id\":`data-import-export/parquet-to-csv-json`,\"title\":`كيف أحوّل الملفات من Parquet إلى CSV أو JSON؟`,\"description\":\"Learn how to use ClickHouse's `clickhouse-local` tool to easily convert Parquet files to CSV or JSON formats.\",\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/parquet-to-csv-json`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Sources`,`Data Formats`]},{\"id\":`data-import-export/mysql-to-parquet-csv-json`,\"title\":`كيف أصدّر بيانات MySQL إلى Parquet أو CSV أو JSON باستخدام ClickHouse؟`,\"description\":\"Learn how to use the `clickhouse-local` tool to export MySQL data into formats like Parquet, CSV, or JSON quickly and efficiently.\",\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/mysql-to-parquet-csv-json`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Formats`,`Data Export`]},{\"id\":`data-import-export/postgresql-to-parquet-csv-json`,\"title\":`How do I export PostgreSQL data to Parquet, CSV or JSON?`,\"description\":\"Learn how to export PostgreSQL data to Parquet, CSV, or JSON formats using `clickhouse-local` with various examples.\",\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/postgresql-to-parquet-csv-json`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Export`,`Data Formats`]},{\"id\":`setup-installation/install-clickhouse-windows10`,\"title\":`كيف أثبّت ClickHouse على Windows 10؟`,\"description\":`Learn how to install and test ClickHouse on Windows 10 using WSL 2. 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Update grants to fix errors.\",\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/ingest-failures-23-9-release`,\"category\":`Cloud`,\"tags\":[`Errors and Exceptions`]},{\"id\":`performance-optimization/insert-select-settings-tuning`,\"title\":`How do I solve TOO MANY PARTS error during an INSERT...SELECT?`,\"description\":\"Resolve the TOO_MANY_PARTS error in ClickHouse during an `INSERT...SELECT` by tuning expert-level settings for larger blocks and increasing partition thresholds.\",\"href\":`/ar/resources/support-center/knowledge-base/performance-optimization/insert-select-settings-tuning`,\"category\":`Performance \u0026 optimization`,\"tags\":[`Settings`,`Errors and Exceptions`]},{\"id\":`integrations/node-js-example`,\"title\":`How do I use NodeJS with @clickhouse/client`,\"description\":`Learn how to use @clickhouse/client in a Node.js application to interact with ClickHouse and perform queries.`,\"href\":`/ar/resources/support-center/knowledge-base/integrations/node-js-example`,\"category\":`Integrations \u0026 client libraries`,\"tags\":[`Language Clients`]},{\"id\":`monitoring-debugging/view-number-of-active-mutations`,\"title\":`How do I view the number of active or queued mutations?`,\"description\":\"Monitor the number of active or queued mutations in ClickHouse, especially when performing `ALTER` or `UPDATE` operations. 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Utilities`]},{\"id\":`data-management/calculate-ratio-of-zero-sparse-serialization`,\"title\":`How to calculate the ratio of empty/zero values in every column in a table`,\"description\":`Learn how to calculate the ratio of empty or zero values in every column of a ClickHouse table to optimize sparse column serialization.`,\"href\":`/ar/resources/support-center/knowledge-base/data-management/calculate-ratio-of-zero-sparse-serialization`,\"category\":`Data management`,\"tags\":[`Performance and Optimizations`]},{\"id\":`security/check-users-roles`,\"title\":`How to Check Users Assigned to Roles and Vice Versa`,\"description\":\"Learn how to query ClickHouse's `system.role_grants` to find users assigned to roles and roles assigned to specific users.\",\"href\":`/ar/resources/support-center/knowledge-base/security/check-users-roles`,\"category\":`الأمان والتحكم في الوصول`,\"tags\":[`Server Admin`,`System Tables`,`Managing 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Cloud`]},{\"id\":`monitoring-debugging/collect-and-draw-traces`,\"title\":`كيفية جمع أثر الاستعلام ورسمه`,\"description\":`يوضّح هذا الدليل كيفية جمع آثار الاستعلامات ورسمها في ClickHouse المُدار ذاتيًا باستخدام الأساليب المدمجة أو Grafana. يُعدّ هذا مفيدًا بشكل خاص عند العمل مع استعلامات معقدة وتحتاج إلى فهم آليات التنفيذ الداخلية التي تتجاوز ما يوفّره EXPLAIN.`,\"href\":`/ar/resources/support-center/knowledge-base/monitoring-debugging/collect-and-draw-traces`,\"category\":`Monitoring \u0026 debugging`,\"tags\":[`Tools and Utilities`]},{\"id\":`configuration-settings/configure-a-user-setting`,\"title\":`كيفية تكوين الإعدادات لمستخدم في ClickHouse`,\"description\":\"تعرّف على كيفية تعريف الإعدادات في ClickHouse للاستعلامات الفردية أو جلسات العميل أو مستخدمين محددين باستخدام أوامر `SET` و`ALTER USER`.\",\"href\":`/ar/resources/support-center/knowledge-base/configuration-settings/configure-a-user-setting`,\"category\":`Configuration \u0026 settings`,\"tags\":[`Settings`]},{\"id\":`materialized-views/projection-example`,\"title\":`كيفية التحقق مما إذا كانت الإسقاطات مستخدمة في الاستعلام؟`,\"description\":`تعرّف على كيفية التحقق مما إذا كانت الإسقاطات مستخدمة في استعلامات ClickHouse عن طريق الاختبار ببيانات نموذجية واستخدام EXPLAIN للتحقق من استخدام الإسقاطات.`,\"href\":`/ar/resources/support-center/knowledge-base/materialized-views/projection-example`,\"category\":`Materialized views \u0026 projections`,\"tags\":[`Data Modelling`]},{\"id\":`cloud-services/how-to-connect-to-ch-cloud-using-ssh-keys`,\"title\":`كيفية الاتصال بـ ClickHouse باستخدام مفاتيح SSH`,\"description\":`كيفية الاتصال بـ ClickHouse وClickHouse Cloud باستخدام مفاتيح SSH`,\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/how-to-connect-to-ch-cloud-using-ssh-keys`,\"category\":`Cloud`,\"tags\":[`Managing Cloud`,`Security and Authentication`]},{\"id\":`data-management/dictionary-using-strings`,\"title\":`كيفية إنشاء قاموس ClickHouse بمفاتيح وقيم نصية`,\"description\":`تعرّف على كيفية إنشاء قاموس ClickHouse باستخدام مفاتيح وقيم نصية من جدول MergeTree كمصدر، مع أمثلة على الإعداد والاستخدام.`,\"href\":`/ar/resources/support-center/knowledge-base/data-management/dictionary-using-strings`,\"category\":`Data management`,\"tags\":[`Data Modelling`]},{\"id\":`tables-schema/how-to-create-table-to-query-multiple-remote-clusters`,\"title\":`كيفية إنشاء جدول يمكنه الاستعلام من مجموعات بعيدة متعددة`,\"description\":`كيفية إنشاء جدول يمكنه الاستعلام من مجموعات بعيدة متعددة`,\"href\":`/ar/resources/support-center/knowledge-base/tables-schema/how-to-create-table-to-query-multiple-remote-clusters`,\"category\":`Tables \u0026 schema`,\"tags\":[`Deployments and Scaling`]},{\"id\":`setup-installation/enabling-ssl-with-lets-encrypt`,\"title\":`كيفية تفعيل SSL مع Let's Encrypt على خادم ClickHouse واحد`,\"description\":`تعرّف على كيفية إعداد SSL لخادم ClickHouse واحد باستخدام Let's Encrypt، بما في ذلك إصدار الشهادات والتكوين والتحقق.`,\"href\":`/ar/resources/support-center/knowledge-base/setup-installation/enabling-ssl-with-lets-encrypt`,\"category\":`الإعداد والتثبيت`,\"tags\":[`Security and Authentication`]},{\"id\":`data-import-export/file-export`,\"title\":`كيفية تصدير البيانات من ClickHouse إلى ملف`,\"description\":\"تعرّف على الطرق المختلفة لتصدير البيانات من ClickHouse، بما في ذلك `INTO OUTFILE` ومحرك جدول الملفات وإعادة توجيه سطر الأوامر.\",\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/file-export`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Export`]},{\"id\":`queries-sql/how-to-filter-a-clickhouse-table-by-an-array-column`,\"title\":`كيفية تصفية جدول ClickHouse حسب عمود مصفوفة؟`,\"description\":`مقالة قاعدة المعرفة حول كيفية تصفية جدول ClickHouse حسب عمود مصفوفة.`,\"href\":`/ar/resources/support-center/knowledge-base/queries-sql/how-to-filter-a-clickhouse-table-by-an-array-column`,\"category\":`Queries \u0026 SQL`,\"tags\":[`Data Modelling`,`Functions`]},{\"id\":`monitoring-debugging/generate-har-file`,\"title\":`كيفية إنشاء ملف HAR للدعم الفني`,\"description\":`يلتقط ملف HAR (أرشيف HTTP) نشاط الشبكة في متصفحك. يمكنه مساعدة فريق الدعم لدينا في تشخيص بطء تحميل الصفحات أو الطلبات الفاشلة أو مشكلات الشبكة الأخرى.`,\"href\":`/ar/resources/support-center/knowledge-base/monitoring-debugging/generate-har-file`,\"category\":`Monitoring \u0026 debugging`,\"tags\":[`Tools and Utilities`]},{\"id\":`materialized-views/how-to-display-queries-using-mv`,\"title\":`كيفية تحديد الاستعلامات التي تستخدم المشاهدات المادية في ClickHouse`,\"description\":`تعرّف على كيفية الاستعلام من سجلات ClickHouse لتحديد جميع الاستعلامات التي تتضمن المشاهدات المادية ضمن نطاق زمني محدد.`,\"href\":`/ar/resources/support-center/knowledge-base/materialized-views/how-to-display-queries-using-mv`,\"category\":`Materialized views \u0026 projections`,\"tags\":[`System Tables`]},{\"id\":`performance-optimization/find-expensive-queries`,\"title\":`كيفية تحديد الاستعلامات الأكثر تكلفةً في ClickHouse`,\"description\":\"تعرّف على كيفية استخدام جدول `query_log` في ClickHouse لتحديد الاستعلامات الأكثر استهلاكًا للذاكرة ووحدة المعالجة المركزية عبر العقد الموزعة.\",\"href\":`/ar/resources/support-center/knowledge-base/performance-optimization/find-expensive-queries`,\"category\":`Performance \u0026 optimization`,\"tags\":[`Performance and Optimizations`]},{\"id\":`configuration-settings/ignoring-incorrect-settings`,\"title\":`كيفية تجاهل الإعدادات غير الصحيحة في ClickHouse`,\"description\":\"تعرّف على كيفية استخدام خيار `skip_check_for_incorrect_settings` للسماح لـ ClickHouse بالبدء حتى عند تحديد إعدادات مستوى المستخدم بشكل غير صحيح.\",\"href\":`/ar/resources/support-center/knowledge-base/configuration-settings/ignoring-incorrect-settings`,\"category\":`Configuration \u0026 settings`,\"tags\":[`Settings`]},{\"id\":`data-import-export/json-import`,\"title\":`كيفية استيراد JSON إلى ClickHouse؟`,\"description\":`تعرض هذه الصفحة كيفية استيراد JSON إلى ClickHouse`,\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/json-import`,\"category\":`Data import \u0026 export`,\"tags\":[]},{\"id\":`setup-installation/how-to-increase-thread-pool-size`,\"title\":`كيفية زيادة عدد الخيوط في ClickHouse`,\"description\":\"تعرّف على كيفية تكوين مجموعة الخيوط العامة في ClickHouse عن طريق ضبط إعدادات مثل `max_thread_pool_size` و`thread_pool_queue_size` و`max_thread_pool_free_size`.\",\"href\":`/ar/resources/support-center/knowledge-base/setup-installation/how-to-increase-thread-pool-size`,\"category\":`الإعداد والتثبيت`,\"tags\":[`Performance and Optimizations`]},{\"id\":`data-import-export/kafka-to-clickhouse-setup`,\"title\":`كيفية استيعاب البيانات من Kafka إلى ClickHouse`,\"description\":`تعرّف على كيفية استيعاب البيانات من موضوع Kafka إلى ClickHouse باستخدام محرك جدول Kafka والمشاهدات المادية وجداول MergeTree.`,\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/kafka-to-clickhouse-setup`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Ingestion`]},{\"id\":`data-import-export/ingest-parquet-files-in-s3`,\"title\":`كيفية استيعاب ملفات Parquet من حاوية S3`,\"description\":`تعرّف على أساسيات استخدام محرك جدول S3 في ClickHouse لاستيعاب ملفات Parquet والاستعلام منها من حاوية S3، بما في ذلك الإعداد وأذونات الوصول وأمثلة استيراد البيانات.`,\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/ingest-parquet-files-in-s3`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Ingestion`]},{\"id\":`queries-sql/how-to-insert-all-rows-from-another-table`,\"title\":`كيفية إدراج جميع الصفوف من جدول إلى آخر؟`,\"description\":`مقالة قاعدة المعرفة حول كيفية إدراج جميع الصفوف من جدول إلى آخر.`,\"href\":`/ar/resources/support-center/knowledge-base/queries-sql/how-to-insert-all-rows-from-another-table`,\"category\":`Queries \u0026 SQL`,\"tags\":[`Data Ingestion`]},{\"id\":`performance-optimization/check-query-processing-time-only`,\"title\":`كيفية قياس وقت معالجة الاستعلام دون إرجاع صفوف`,\"description\":\"تعرّف على كيفية استخدام خيار `FORMAT Null` في ClickHouse لقياس وقت معالجة الاستعلام دون إرجاع أي صفوف إلى العميل.\",\"href\":`/ar/resources/support-center/knowledge-base/performance-optimization/check-query-processing-time-only`,\"category\":`Performance \u0026 optimization`,\"tags\":[`Performance and Optimizations`]},{\"id\":`cloud-services/opt-out-core-dump-collection`,\"title\":`كيفية إلغاء الاشتراك في جمع تقارير الأعطال`,\"description\":`يوضّح هذا المقال كيفية إلغاء الاشتراك في جمع تقارير الأعطال على ClickHouse Cloud`,\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/opt-out-core-dump-collection`,\"category\":`Cloud`,\"tags\":[`Managing Cloud`]},{\"id\":`monitoring-debugging/outputSendLogsLevelTracesToFile`,\"title\":`How to output send logs level traces to file using the clickhouse-client`,\"description\":`How to output send logs level traces to file using the clickhouse-client`,\"href\":`/ar/resources/support-center/knowledge-base/monitoring-debugging/outputSendLogsLevelTracesToFile`,\"category\":`Monitoring \u0026 debugging`,\"tags\":[`Data Export`]},{\"id\":`tables-schema/recreate-table-across-terminals`,\"title\":`How to quickly recreate a small table across different terminals`,\"description\":`Learn how to quickly recreate a small table and its data across different terminals using copy/paste for development environments.`,\"href\":`/ar/resources/support-center/knowledge-base/tables-schema/recreate-table-across-terminals`,\"category\":`Tables \u0026 schema`,\"tags\":[`Tools and Utilities`]},{\"id\":`troubleshooting/recovering-from-corrupt-keeper-snapshot`,\"title\":`كيفية الاسترداد من لقطة Keeper تالفة`,\"description\":`مقال يصف كيفية الاسترداد من لقطة Keeper تالفة: كيف تظهر المشكلة، وما هي اللقطة وأين تجدها، والاستراتيجيات الممكنة للاسترداد.`,\"href\":`/ar/resources/support-center/knowledge-base/troubleshooting/recovering-from-corrupt-keeper-snapshot`,\"category\":`استكشاف الأخطاء وإصلاحها`,\"tags\":[`Troubleshooting`]},{\"id\":`troubleshooting/restore-replica-after-storage-failure`,\"title\":`كيفية استعادة نسخة متماثلة بعد فشل التخزين`,\"description\":`يشرح هذا المقال كيفية استرداد البيانات عند استخدام الجداول المتماثلة في قواعد البيانات الذرية في ClickHouse وفقدان الأقراص/التخزين في إحدى النسخ المتماثلة أو تلفها.`,\"href\":`/ar/resources/support-center/knowledge-base/troubleshooting/restore-replica-after-storage-failure`,\"category\":`استكشاف الأخطاء وإصلاحها`,\"tags\":[`Deployments and Scaling`]},{\"id\":`integrations/how-to-set-up-ch-on-docker-odbc-connect-mssql`,\"title\":`How to set up ClickHouse on Docker with ODBC to connect to a Microsoft SQL Server (MSSQL) database`,\"description\":`How to set up ClickHouse on Docker with ODBC to connect to a Microsoft SQL Server (MSSQL) database`,\"href\":`/ar/resources/support-center/knowledge-base/integrations/how-to-set-up-ch-on-docker-odbc-connect-mssql`,\"category\":`Integrations \u0026 client libraries`,\"tags\":[`Native Clients and Interfaces`]},{\"id\":`queries-sql/using-array-join-to-extract-and-query-attributes`,\"title\":`How to use array join to extract and query varying attributes using map keys and values`,\"description\":`Simple example to illustrate how to use array join to extract and query varying attributes using map keys and values`,\"href\":`/ar/resources/support-center/knowledge-base/queries-sql/using-array-join-to-extract-and-query-attributes`,\"category\":`Queries \u0026 SQL`,\"tags\":[`Functions`]},{\"id\":`materialized-views/how-to-use-parametrised-views`,\"title\":`How to Use Parameterized Views in ClickHouse`,\"description\":`Learn how to create and query parameterized views in ClickHouse for dynamic data slicing based on query-time parameters.`,\"href\":`/ar/resources/support-center/knowledge-base/materialized-views/how-to-use-parametrised-views`,\"category\":`Materialized views \u0026 projections`,\"tags\":[`Use Cases`]},{\"id\":`tables-schema/exchangeStatementToSwitchTables`,\"title\":`How to use the exchange command to switch tables`,\"description\":`How to use the exchange command to switch tables`,\"href\":`/ar/resources/support-center/knowledge-base/tables-schema/exchangeStatementToSwitchTables`,\"category\":`Tables \u0026 schema`,\"tags\":[`Managing Data`]},{\"id\":`queries-sql/compare-resultsets`,\"title\":`How to Validate if Two Queries Return the Same Result-sets`,\"description\":`Learn how to validate that two ClickHouse queries produce identical result-sets using hash functions and comparison techniques.`,\"href\":`/ar/resources/support-center/knowledge-base/queries-sql/compare-resultsets`,\"category\":`Queries \u0026 SQL`,\"tags\":[`Functions`]},{\"id\":`monitoring-debugging/check-query-cache-in-use`,\"title\":`How to verify query cache usage in ClickHouse`,\"description\":\"Learn how to check if query cache is being utilized in ClickHouse using `clickhouse-client` trace logs or SQL commands.\",\"href\":`/ar/resources/support-center/knowledge-base/monitoring-debugging/check-query-cache-in-use`,\"category\":`Monitoring \u0026 debugging`,\"tags\":[`Performance and Optimizations`]},{\"id\":`cloud-services/unable-to-access-cloud-service`,\"title\":`I am unable to access a ClickHouse Cloud service`,\"description\":`Troubleshooting access issues with ClickHouse Cloud services, including IP Access List configuration`,\"href\":`/ar/resources/support-center/knowledge-base/cloud-services/unable-to-access-cloud-service`,\"category\":`Cloud`,\"tags\":[`Errors and Exceptions`,`Managing Cloud`]},{\"id\":`performance-optimization/finding-expensive-queries-by-memory-usage`,\"title\":`تحديد الاستعلامات المكلفة حسب 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a deeply nested object array`,\"description\":`Learn how to import GeoJSON files with deeply nested object arrays into ClickHouse and query the nested feature data.`,\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/importing-geojason-with-nested-object-array`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Formats`]},{\"id\":`performance-optimization/improve-map-performance`,\"title\":`Improving Map lookup performance in ClickHouse`,\"description\":`Learn how to optimize Map column lookups in ClickHouse for better query performance by materializing specific keys as standalone columns.`,\"href\":`/ar/resources/support-center/knowledge-base/performance-optimization/improve-map-performance`,\"category\":`Performance \u0026 optimization`,\"tags\":[`Performance and Optimizations`]},{\"id\":`tables-schema/delete-old-data`,\"title\":`Is it possible to delete old records from a ClickHouse table?`,\"description\":`This page answers the question of whether it is possible to delete old records from a ClickHouse table`,\"href\":`/ar/resources/support-center/knowledge-base/tables-schema/delete-old-data`,\"category\":`Tables \u0026 schema`,\"tags\":[]},{\"id\":`general-faqs/separate-storage`,\"title\":`Is it possible to deploy ClickHouse with separate storage and compute?`,\"description\":`This page provides an answer as to whether it is possible to deploy ClickHouse with separate storage and compute`,\"href\":`/ar/resources/support-center/knowledge-base/general-faqs/separate-storage`,\"category\":`General \u0026 FAQs`,\"tags\":[]},{\"id\":`data-import-export/json-extract-example`,\"title\":`JSON Extract example`,\"description\":`A short example on how to extract base types from JSON`,\"href\":`/ar/resources/support-center/knowledge-base/data-import-export/json-extract-example`,\"category\":`Data import \u0026 export`,\"tags\":[`Data Formats`]},{\"id\":`queries-sql/calculate-pi-using-sql`,\"title\":`Let's calculate pi using 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